The latest CoC at the time of writing states the following. I feel the example violates all three sentences.
Whether you’ve come to ask questions or to generously share what you know, join us in building a community where all people feel welcome and can participate, regardless of expertise or identity.
Avoid sarcasm and be careful with jokes — tone is hard to decipher online.
No subtle put-downs or unfriendly language.
However to me one of the latest blogs posts violates the CoC - You graduated from coding bootcamp. Now what?
It’s a silly question with some interesting answers and a nice history of the web in the background.
I know of no definition that calling out a question to be "silly" is anything except insulting.
Is it ok to call questions silly?